Environmental Science Speakers

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Artificial Intelligence & Technology Futurist; Economist; First Chief Market Intelligence Officer for the US Government

Globally Recognized Expert on Megatrends & Sustainable Business, Best-Selling Author

Founder & Executive Chairman of the XPRIZE Foundation; Bestselling Author; Named One of The World's 50 Greatest Leaders

Leading Global Futurist, Trends & Innovation Expert & Authority on Rapid Business Model Changes

Famous Environmental Activist, TV Host, Consumer Advocate & Bestselling Author; Inspirational Empowerment Speaker on Triumph in the Face of Adversity

Actor, Director, Voice Artist & Producer Known For "Lord of the Rings"; Sought-After Mental Health Speaker

Golden Globe-Winning Actor, Director, Screenwriter & Environmental Activist

Actor, Activist & Author; Known for "Iron Man 2" & "Hotel Rwanda"

Actor Known for "The Vampire Diaries"; Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation

31st United States Secretary of Agriculture & Former Governor of Georgia

Emmy Award-Winning TV Host, Political Strategist & Producer; Civil Rights and Environmental Advocate; NYT Bestselling Author; CEO of REFORM Alliance

Former Managing Director at Rocky Mountain Institute (RMI)

National Geographic Photographer & Founding Member of the International League of Conservation Photographers

Indigenous Climate & Community Activist; Hip-Hop Artist; Author of "Imaginary Borders"

Environmental Activist, Author, Climate Justice, Renewable Energy & Sustainability Advocate; Executive Director of "Honor the Earth"

Bestselling Author & Award-Winning Documentary Film Director; Food Security Advocate, Regenerative Hemp Farmer & Solar-Powered Goat Herder

Actress, Humanitarian, Political & Environmental Activist

Executive Chef, Founder & Owner of Chez Panisse; Sustainable Agriculture Advocate

Environmental Activist, Storyteller & Ocean Advocate